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    qbittorrent

    qbittorrent/qBittorrent

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    qBittorrent BitTorrent client

    developer-tools
    bittorrent
    bittorrent-client
    c-plus-plus
    crossplatform
    torrent
    C++
    NOASSERTION
    38.8K stars
    4.8K forks
    38.8K GitHub watchers
    Updated 7/14/2026
    View on GitHub

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    Use Cases & Benefits

    • Implements a cross-platform BitTorrent client using C++ and Qt for efficient peer-to-peer file sharing.
    • Offers a fast, stable, and feature-rich alternative to other BitTorrent clients with integrated IP-to-country resolution.
    • Use for downloading and managing torrent files with a user-friendly graphical interface on multiple operating systems.
    • Use for developers needing a customizable BitTorrent client leveraging libtorrent for integration into other applications.
    • Use for users requiring detailed peer location data via the integrated IP-to-country database for network analysis.

    About qBittorrent

    qBittorrent - A BitTorrent client in Qt

    GitHub Actions CI Status Coverity Status

    Description:

    qBittorrent is a bittorrent client programmed in C++ / Qt that uses libtorrent (sometimes called libtorrent-rasterbar) by Arvid Norberg.

    It aims to be a good alternative to all other bittorrent clients out there. qBittorrent is fast, stable and provides unicode support as well as many features.

    The free IP to Country Lite database by DB-IP is used for resolving the countries of peers. The database is licensed under the Creative Commons Attribution 4.0 International License.

    Installation:

    Refer to the INSTALL file.

    Public key:

    Starting from v3.3.4 all source tarballs and binaries are signed.
    The key currently used is 4096R/5B7CC9A2 with fingerprint D8F3DA77AAC6741053599C136E4A2D025B7CC9A2.
    You can also download it from here.
    PREVIOUSLY the following key was used to sign the v3.3.4 source tarballs and v3.3.4 Windows installer only: 4096R/520EC6F6 with fingerprint F4A5FD201B117B1C2AB590E2A1ACCAE4520EC6F6.

    Misc:

    For more information please visit: https://www.qbittorrent.org

    or our wiki here: https://wiki.qbittorrent.org

    Use the forum for troubleshooting before reporting bugs: https://forum.qbittorrent.org

    Please report any bug (or feature request) to: https://bugs.qbittorrent.org

    Official IRC channel: #qbittorrent on irc.libera.chat

    sledgehammer999 <[email protected]>

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